{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["person", "location", "animal", "instrument", "time", "food", "mythical figure", "disease"], "input": "Martin van Creveld described him as \" the most competent human being who ever lived \" ."}
{"person": ["Martin van Creveld"], "location": [], "animal": [], "instrument": [], "time": [], "food": [], "mythical figure": [], "disease": []}